diff --git a/xmake.lua b/xmake.lua
index 71c8094..b044355 100644
--- a/xmake.lua
+++ b/xmake.lua
@@ -3,7 +3,7 @@ if is_mode("debug")then
     add_defines("OIPRINT")
 end 
 set_warnings("all")
-set_languages("c++17")
+set_languages("c++20")
 
 target("st_raw")
     set_kind("binary")